/* Copyright 2023 The TensorFlow Authors. All Rights Reserved.

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
==============================================================================*/

#ifndef TENSORFLOW_COMPILER_MLIR_TF2XLA_INTERNAL_MLIR_BRIDGE_PASS_UTIL_H_
#define TENSORFLOW_COMPILER_MLIR_TF2XLA_INTERNAL_MLIR_BRIDGE_PASS_UTIL_H_

#include "mlir/Support/LogicalResult.h"  // from @llvm-project
#include "tensorflow/core/framework/function.h"

namespace tensorflow {

using ::mlir::LogicalResult;

// Checks if a graph or reachable functions in the library have any ops with
// _xla_compile_device_type attribute.
bool HasCompileDeviceTypeAttr(
    const Graph& graph, const FunctionLibraryDefinition& function_library);

// Checks if a graph or reachable functions in the library have any ops with
// _XlaMustCompile attribute.
bool HasMustCompileAttr(const Graph& graph,
                        const FunctionLibraryDefinition& function_library);

// Checks if a graph or reachable functions in the library have any ops with
// _tpu_replicate attribute.
bool HasTpuReplicateAttr(const Graph& graph,
                         const FunctionLibraryDefinition& function_library);

// Checks if a graph or reachable functions in the library have any
// StatefulPartitionedCall ops with _XlaMustCompile attribute.
bool IsNonReplicatedGraph(const Graph& graph,
                          const FunctionLibraryDefinition& function_library);

// Checks if a graph or reachable functions in the library have any ops with
// _xla_compile_device_type=TPU.
bool IsSingleCoreTpuGraph(const Graph& graph,
                          const FunctionLibraryDefinition& function_library);

}  // namespace tensorflow

#endif  // TENSORFLOW_COMPILER_MLIR_TF2XLA_INTERNAL_MLIR_BRIDGE_PASS_UTIL_H_
